Explain what an anti-dumping tariff is. What argument might NewPage Corp. have used to get the government to raise the tariff to 99.65 percent?

U.S. expands China paper anti-dumping tariff The United States raised the tariff on glossy paper imports from China to 99.65 percent, as a result of complaints by NewPage Corp. of Dayton, Ohio. Imports from China increased 166 percent from 2005 to 2006. This glossy paper is used in art books, high-end magazines, and textbooks.